26403075742031 has 2 divisors, whose sum is σ = 26403075742032. Its totient is φ = 26403075742030.

The previous prime is 26403075742019. The next prime is 26403075742061. The reversal of 26403075742031 is 13024757030462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26403075742031 - 2¹⁴ = 26403075725647 is a prime.

It is a super-2 number, since 2×26403075742031² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26403075742061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13201537871015 + 13201537871016.

It is an arithmetic number, because the mean of its divisors is an integer number (13201537871016).

Almost surely, 2^{26403075742031} is an apocalyptic number.

26403075742031 is a deficient number, since it is larger than the sum of its proper divisors (1).

26403075742031 is an equidigital number, since it uses as much as digits as its factorization.

26403075742031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 44.

The spelling of 26403075742031 in words is "twenty-six trillion, four hundred three billion, seventy-five million, seven hundred forty-two thousand, thirty-one".